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P2138 Diagnostic Trouble Code Discussion for May 2011

Accelerator Position Sensor 1-2 Correlation

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Trouble Ticket Help Requests for DTC P2138
Help Request Posted
2006 Hyundai Sonata GLS 3.3L MIL Lamp on VIN: 5NPEU46F26
P2138: Throttle Pedal/Position Sensor 'D/E' Voltage Correlation. We have a Hyundai that is in limp home mode with the check engine light on. We have all three codes that would normally be fixed with the replacement of the accelerator pedal. We replaced the pedal and there is no change. We don't even have to drive the car, w...
May 04, 2011